Foundation Types (Leaving Cert Construction Studies): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What must the width of a non-reinforced strip foundation be in relation to wall thickness?
What must the width of a non-reinforced strip foundation be in relation to wall thickness?
Three times the wall thickness
What is the minimum depth below ground level for traditional strip foundations?
What is the minimum depth below ground level for traditional strip foundations?
600mm
What is the horizontal overlap rule for stepped strip foundations?
What is the horizontal overlap rule for stepped strip foundations?
Twice step height, foundation width, or 300mm - whichever is greatest
How does foundation depth relate to wall thickness in strip foundations?
How does foundation depth relate to wall thickness in strip foundations?
Equal to or exceed wall thickness
What is the key advantage of raft foundations on poor soil?
What is the key advantage of raft foundations on poor soil?
Entire building moves as one unit
When are raft foundations most suitable?
When are raft foundations most suitable?
Sites with poor soil bearing capacity
Where can piles NOT be positioned in a building?
Where can piles NOT be positioned in a building?
Under window or door openings
What is the maximum depth for short-bored piles?
What is the maximum depth for short-bored piles?
4.5 metres
How do end-bearing piles transfer building loads?
How do end-bearing piles transfer building loads?
By pile tip on strong stratum
What do wider foundations create in terms of pressure bulbs?
What do wider foundations create in terms of pressure bulbs?
Larger, deeper bulbs with lower stress